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Finding the Fourth Proportional to 33,469.78, 50,187.00 and 17,683.28

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Solution

The fourth proportional to 33,469.78, 50,187.00 and 17,683.28 is: 26,515.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,469.78 : 50,187.00 = 17,683.28 : x
  2. Step 2: Convert to fraction form
    33,469.78/50,187.00 = 17,683.28/x
  3. Step 3: Cross multiply
    33,469.78x = 50,187.00 × 17,683.28
  4. Step 4: Simplify right side
    33,469.78x = 887,470,832.52
  5. Step 5: Solve for x
    x = 887,470,832.52/33,469.78
  6. Step 6: Final answer
    x = 26,515.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.